Oh, and should anyone here be contemplating writing an opera, the Dear Leader has some tips for you to bear in mind:
"In the first place, an opera singer must sing well. A stage actor's main task is to speak well and act well. While an opera singer's main task is to sing well. The opera singer has to sing while acting and act while singing. This is similar to the method of depiction used by stage and film actors who speak while acting and act while speaking....If singing is to be supported properly by acting, the distinctive features of opera acting should be understood. It is easy to act while speaking but it is not easy to act while singing."